Functional programming with arrays Although JavaScript’s arrays are very capable out of the box, the functional paradigm improves the clarity and maintainability of array code.

For crafters, buttons seem to be the one craft accessory that are continuously ubiquitous.I have an entire collection of buttons just hanging around, so I know how hard it can be to find uses for them ...

The JavaScript is still working behind the scenes. Essentially, we get a more granular HTML syntax, which can just load segments instead of whole pages, and can submit Ajax requests.